10        20          30        40        50        60 
GUGGCAUUUGCAAACUAUGUA--|       GUG      UC    U        CUCGUUC 
                       GUCAGUCA   GUCCCA  UGUC GCCUCUCU       A
                       UAGUCAGU   CAGGGU  ACGG CGGAGAGG       G
CCCUGACGUCGCCCCUCGUAUGG^       ACA      C-    U        UACCUUU 
 120       110       100        90         80        70